May weather forecastArcachon, France

May

Weather in May

The last month of the spring, May, is also an enjoyable month in Arcachon, France, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 12.6°C (54.7°F).

Temperature

May reports an average high-temperature of a still comfortable 19.6°C (67.3°F), slightly varied from April's 17°C (62.6°F). During May, the nighttime temperature in Arcachon averages to a fresh 12.6°C (54.7°F).

Humidity

The average relative humidity in May in Arcachon, France, is 73%.

Rainfall

In May, in Arcachon, France, the rain falls for 15 days. Throughout May, 53mm (2.09") of precipitation is accumulated. Throughout the year, in Arcachon, there are 160.9 rainfall days, and 555mm (21.85") of precipitation is accumulated.

Snowfall

March through November are months without snowfall in Arcachon.

Sea temperature

In Arcachon, the average seawater temperature in May is 15°C (59°F).
Note: Most people do not find swimming enjoyable in water of 15°C (59°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

In Arcachon, the average length of the day in May is 14h and 50min.
On the first day of May in Arcachon, France, sunrise is at 06:53 and sunset at 21:09. On the last day of the month, sunrise is at 06:22 and sunset at 21:42 CEST.

Sunshine

In May, the average sunshine in Arcachon is 9.4h.

UV index

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 5 during May leads to these advisories:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

In May, the average high-temperature and low-temperature are 19.6°C (67.3°F) and 12.6°C (54.7°F) respectively.

In Arcachon, the average relative humidity in May is 73%.

In Arcachon, in May, during 15 rainfall days, 53mm (2.09") of precipitation is typically accumulated.

March through November are months without snowfall in Arcachon, France.

In Arcachon, the average seawater temperature in May is 15°C (59°F). For swimming, a surface water temperature of 15°C (59°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).

In May, the average day length in Arcachon, France, is 14h and 50min.

On the first day of May in Arcachon, sunrise is at 06:53 and sunset at 21:09. On the last day of the month, sunrise is at 06:22 and sunset at 21:42 CEST.

In Arcachon, the average sunshine duration in May is 9.4h.

The average daily maximum UV index in May in Arcachon is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Arcachon, France

  • Average high temperature in May: 19.6°C

The warmest month (with the highest average high temperature) is August (25.4°C).
The month with the lowest average high temperature is January (10.5°C).

  • Average low temperature in May: 12.6°C

The months with the highest average low temperature are July and August (17.4°C).
The coldest month (with the lowest average low temperature) is February (6°C).

Average pressure in May
Arcachon, France

  • Average pressure in May: 1017.4mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is November (1015mbar).

Average wind speed in May
Arcachon, France

  • Average wind speed in May: 13.1km/h

The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).

Average humidity in May
Arcachon, France

  • Average humidity in May: 73%

The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are August and September (71%).

Average rainfall in May
Arcachon, France

  • Average rainfall in May: 53mm

The wettest month (with the highest rainfall) is November (89mm).
The driest months (with the least rainfall) are August and September (29mm).

Average rainfall days in May
Arcachon, France

  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is November (17.1 days).
The month with the least rainy days is September (10.4 days).

Average snowfall in May
Arcachon, France

  • Average snowfall in May: 0mm

The month with the highest snowfall is February (9mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in May
Arcachon, France

  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (0.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average sea temperature in May
Arcachon, France

  • Average sea temperature in May: 15°C

The best month for swimming (with the highest average sea temperature) is August (22°C).
The coldest months (with the lowest average sea temperature) are February and March (12°C).

Average daylight in May /
Average sunshine in May
Arcachon, France

  • Average daylight in May: 14h and 48min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in May: 9h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are November and December (Average sunshine: 4h and 54min).

Average sunshine days in May
Arcachon, France

  • Average sunshine days in May: 13.8 days

The month with the most sunshine days is September (17.8 days).
The month with the least sunshine days is November (11.4 days).

Average UV index in May
Arcachon, France

  • Average UV index in May: 5

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in May
Arcachon, France

  • Average cloud cover in May: 38

The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 28).

Average visibility in May
Arcachon, France

  • Average visibility in May: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).